Basics are grounding meditating, centering, and more!
http://www.spellsofmagic.com/coven_ritual.html?ritual=2587&coven=6
http://www.spellsofmagic.com/coven_ritual.html?ritual=2588&coven=6
http://www.spellsofmagic.com/coven_ritual.html?ritual=2589&coven=6
These three should help you discuss the basics of magic. Do crystals and chakras later.
~KittehGurl